From 25cfc5dc2956303856e9704ace0abe88c6b98a3a Mon Sep 17 00:00:00 2001
From: yangguo <yangguo@chromium.org>
Date: Wed, 10 Dec 2014 06:55:51 -0800
Subject: [PATCH] Disallow object/function templates when creating snapshots.

R=vogelheim@chromium.org

Review URL: https://codereview.chromium.org/791033002

Cr-Commit-Position: refs/heads/master@{#25749}
---
 src/api.cc | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/api.cc b/src/api.cc
index afe5f1b..cf3cda3 100644
--- a/src/api.cc
+++ b/src/api.cc
@@ -802,6 +802,9 @@ Local<FunctionTemplate> FunctionTemplate::New(
     v8::Handle<Signature> signature,
     int length) {
   i::Isolate* i_isolate = reinterpret_cast<i::Isolate*>(isolate);
+  // Changes to the environment cannot be captured in the snapshot. Expect no
+  // function templates when the isolate is created for serialization.
+  DCHECK(!i_isolate->serializer_enabled());
   LOG_API(i_isolate, "FunctionTemplate::New");
   ENTER_V8(i_isolate);
   return FunctionTemplateNew(
@@ -1141,6 +1144,9 @@ Local<ObjectTemplate> ObjectTemplate::New() {
 Local<ObjectTemplate> ObjectTemplate::New(
     i::Isolate* isolate,
     v8::Handle<FunctionTemplate> constructor) {
+  // Changes to the environment cannot be captured in the snapshot. Expect no
+  // object templates when the isolate is created for serialization.
+  DCHECK(!isolate->serializer_enabled());
   LOG_API(isolate, "ObjectTemplate::New");
   ENTER_V8(isolate);
   i::Handle<i::Struct> struct_obj =
-- 
2.7.4